PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

211036564Valve,restrictor Check

Naval Sea Systems Command · NSN 4820-01-450-7722 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-450-7722 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-450-7722. Primary manufacturer part number: 211036564.
Features
  • Valve,restrictor Check — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,restrictor Check, cataloged under National Stock Number 4820-01-450-7722, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-450-7722
Primary Part Number211036564
Item NameValve,restrictor Check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-232-843621248 INTERCHANGEABLE
Gasket
Industrial Technologies and Services Llc
5110-00-260-1646 INTERCHANGEABLE
Reamer,hand
5355-00-556-0151MS91528-1D2B INTERCHANGEABLE
Knob
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5945-01-070-1828 INTERCHANGEABLE
Relay,solid State
5998-01-104-42602-12480-01 INTERCHANGEABLE
Circuit Card Assembly
Excelitas Technologies Corp
5130-01-133-0460 INTERCHANGEABLE
Socket,socket Wrench
4820-01-446-744321242-801-2 INTERCHANGEABLE
Element,restrictor
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
1680-01-483-771821248 INTERCHANGEABLE
Cam Piston Subassy
Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations
4720-01-666-484821248 INTERCHANGEABLE
Hose Assembly,nonmetallic
Ritchie Engineering Co Inc
9330-01-733-966121248 INTERCHANGEABLE
Filament,additive Manufacturing
Markforged Inc
Cross-Reference Index
Part NumberManufacturer
211036564 PRIMARY Naval Sea Systems Command (USA)
21248 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21248-001 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5330-00-232-8436INTERCHANGEABLE
GASKET
21248
5110-00-260-1646INTERCHANGEABLE
REAMER,HAND
5355-00-556-0151INTERCHANGEABLE
KNOB
MS91528-1D2B
5945-01-070-1828INTERCHANGEABLE
RELAY,SOLID STATE
5998-01-104-4260INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2-12480-01
5130-01-133-0460INTERCHANGEABLE
SOCKET,SOCKET WRENCH
4820-01-446-7443INTERCHANGEABLE
ELEMENT,RESTRICTOR
21242-801-2
1680-01-483-7718INTERCHANGEABLE
CAM PISTON SUBASSY
21248
4720-01-666-4848INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
21248
9330-01-733-9661INTERCHANGEABLE
FILAMENT,ADDITIVE MANUFACTURING
21248

Frequently Asked Questions

What is NSN 4820-01-450-7722?

NSN 4820-01-450-7722 is a Valve,restrictor Check, manufactured by Naval Sea Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-450-7722?

NSN 4820-01-450-7722 has 3 cross-referenced part numbers: 211036564 (Naval Sea Systems Command), 21248 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21248-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-450-7722?

There are 10 known substitutes for 4820-01-450-7722: 5330-00-232-8436, 5110-00-260-1646, 5355-00-556-0151 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 211036564?

Key specifications for 211036564: End Item Identification: VALVE,RESTRICTOR 3000PSI FLGD ALUM. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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